html,body {
    /*640px 基准字体*/
    font-family: 'Microsoft YaHei';
    width: 100%;
    height: 100%;
    margin: 0px;
    padding: 0px;
    overflow: hidden;
}
.container {
    background-image:url('../images/bg.png');
    background-size: cover;
    width: 100%;
    height: 100%;
    padding:0px;
    margin:0px;
    overflow: hidden;
}
.centerContent .shuttle {
    width: 3rem;
    height: 3rem;
    position:relative;
    margin:2rem auto;
    border: 1px solid red;
}
.centerContent .shuttle ul {
    margin-left: auto;
    margin-right: auto;
    list-style: none;
}
.centerContent .shuttle ul li {
    background-color: rgba(255,255,255,0.3);
    list-style: none;
    height: 0.05rem;
    width: 0.2rem;
    padding: 0px;
    margin: 0px;
    position: absolute;
    display: inline-block;
}
